語義網(wǎng)中的本體構(gòu)建技術(shù)

1、南開大學(xué)碩士學(xué)位論文語義網(wǎng)中的本體構(gòu)建技術(shù)姓名：王文斌申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：系統(tǒng)工程指導(dǎo)教師：陳秋雙20090501AbstractAbstract111SemanticWebresearch，ontologyisextremelyimportantAsapromisingmodelforpresentinghierarchyandsemanticmeaningofconcepts，itiswidelyconcernedandexte

2、nsivelyappliedtomanyfieldsincomputerscienceandtechnologyThecoreissuesofontologyconstructionincludetwopoints：First，howtosupportontologyconstruction，thesecondiShowtoensurethattheontologyconstructediscorrectForthefirstissue

3、，theontologyconstructiontoolOntoMANisdevelopedtosupportbuildingontologymanuallyandontologyautomaticallybuildingisdiscussedbasedonmetadataofknowledgeresourcesForthesecondone，theapproachforidentifyingMinimalUnsatisfiabilit

4、ypreservingSubTBoxes(MUPS)basedondiscriminationrulesiSproposedtoensurecorrectconstructionTheontologyconstructiontoolOntoMANnotonlyachievesthebasicmanagementofontologyentitybutalsointegratesthemechanismofanalyzingtheunsat

5、isfiableclass，whichhelptobuildontologyAnautomaticontologyconstructionapproachbasedonmetadataofknowledgeresourcesisproposedbyintegratingclusteringalgorithmandOpenDirectoryProject(ODP)Ontologyconceptsaregeneratedbyclusteri

6、ngdocumentsbasedontheirmetadataandconcepthierarchyisformedbasedonthehierarchyofmappedconceptsinODEAdaptiveontologylearningisconductedtoupdatetheontologyandenrichontologyconceptsbasedonthechangesofcohesionandcorrelationof

7、clustersExperimentalresultsdemonstratethevalidityoftheapproachThepremiseofrepairingunsatisfiableclassCistoacquireMUPSofcConsiderthetransitivityofunsatisfiability，MUPSareclassifiedintothreetypes，fullydependentonC(MUPSf)，t

8、ransitivelydependentonC(MUPSt)anduncertainlydependentonC(MUPSu)BasedontheclassificationmodelersanddomainexpertsCanhaveacleardirectionontherepairworkAMUPSidentificationapproachisproposedbasedontwoequivalenttransformations